She worked at great speed, turning and folding the huge pile in on itself till it was a stiff, grey sludge.

Thick gray sludge from the mine is visible throughout the Fly River system, although its effects downriver are not as severe.

Even the hungriest folks weren't going to fight one another for cups of gray sludge.

So as part of London's Blackout measures the statues were covered with a "grey sludge".

Forget the inedible grey sludge of childhood memory.

Its fiber turned to a dead gray sludge, and slumped to the ground like spilth.

She saw bodies of the Others piling before his feet like grey sludge blocking the stream.

Completely hairless, covered in grey grimy sludge and dark red blood.

A scream scratched and Gable's head exploded in a shower of gray sludge.

The world is devoid of life, nothing more than gray sludge.